Plant saucer



FIG. 1 is an isometric front perspective view of a plant saucer in a typical environment;

FIG. 2 is a side view thereof, all of the other sides being the same;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines in FIGS. 1, 3, and 4 are included for the purpose of showing portions of the article and features in the environment that form no part of the claimed design. 

CLAIM The ornamental design for a plant saucer, as shown and described. 